
src  = ex33.cpp ex34.cpp ex35.cpp ex37.cpp ex38.cpp ex39.cpp 
src += ex40.cpp ex46.cpp ex49.cpp ex50.cpp ex52.cpp
inc = bitree.h
CPPFLAGS = -g
all: $(subst .cpp,,$(src))

$(subst .cpp,,$(src)): $(inc)

clean:
	-rm *.exe
	-rm *.o
